 Details | $17.95 | Condition is New – Open box, DWYER 1823 PRESSURE SWITCH, SERIES 1800, 10 PSI, 15A., 125 240 480VAC, NIB, FREE SHIPPING |  100.0% |
 Details | $19.12 | Condition is New – Open box, DWYER 1823 PRESSURE SWITCH, SERIES 1800, 10 PSI, 15A., 125 240 480VAC, NIB, FREE SHIPPING | 99.6% |
 Details | $14.63 | Top Pick! Condition is New – Open box, DWYER 192047-00 SERIES 1800 PRESSURE SWITCH, shipping cost = $8.62 | 100.0% |
 Details | $14.99 | Condition is New – Open box, Dwyer 1831-1-RA-S Series 1800 Pressure Switch, shipping cost = $8.35 | 99.7% |
 Details | $23.75 | Condition is New – Open box, Dwyer Series 1800 1831-1-RA-S Pressure Switch, FREE SHIPPING | 100.0% |
 Details | $14.00 | Condition is New – Open box, 1823-40 Dwyer Instrument Series 1800 Pressure Switch 182340 LOW S&H for 2+ NOS, shipping cost = $10.00 | 100.0% |
| Details | $14.00 | Condition is New – Open box, 1823-40 Dwyer Instrument Series 1800 Pressure Switch 182340 LOW S&H for 1 NOS , shipping cost = $10.00 | 100.0% |
 Details | $24.57 | Condition is New – Open box, New DWYER SERIES 1800 PRESSURE SWITCH 1823-0, FREE SHIPPING | 97.0% |
 Details | $26.99 | Condition is New – Open box, Dwyer 1831-1-RA-S Series 1800 Low Differential Pressure Switch 10psi Max, FREE SHIPPING | 99.7% |
 Details | $21.00 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1823-0 NEW Never used, NO BOX, shipping cost = $6.75 | 100.0% |
 Details | $28.00 | Condition is New – Open box, Dwyer Model No. 1822-2 Series 1800 Pressure Switch, FREE SHIPPING | 100.0% |
 Details | $6.25 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH NEW, shipping cost = $23.85 | 99.9% |
 Details | $19.50 | Condition is New – Open box, DWYER SERIES 1800 Pressure Switch, shipping cost = $10.00 | 93.9% |
 Details | $23.99 | Condition is New – Open box, Dwyer Pressure Regulator 1800 GE-12 Trane T Stat THT0725 , shipping cost = $6.00 | 99.8% |
 Details | $29.99 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH, FREE SHIPPING | 99.8% |
 Details | $20.00 | Top Pick! Condition is New – Open box, Dwyer 1823-40 Series 1800 Pressure Switch Range: 5 to 44 INWC, shipping cost = $13.59 | 100.0% |
 Details | $18.11 | Condition is New – Open box, Dwyer Series 1800 pressure switch, shipping cost = $20.38 | 100.0% |
 Details | $22.05 | Condition is New – Open box, Dwyer 192047-00 Series 1800 Pressure Switch, shipping cost = $16.85 | 100.0% |
 Details | $29.50 | Condition is New – Open box, DWYER - 1824-10-2-S - 1800 Pressure Switch 125-480Vac 15A 10 PSI (NEW in BOX), shipping cost = $9.85 | 100.0% |
 Details | $39.00 | Condition is New – Open box, NIB Dwyer Instruments Series 1800 Pressure Switch 1820-2, FREE SHIPPING | 100.0% |
 Details | $39.00 | Condition is New – Open box, NIB Dwyer Instruments Series 1800 Pressure Switch 1823-0 #2, FREE SHIPPING | 100.0% |
 Details | $39.00 | Condition is New – Open box, NIB Dwyer Instruments Series 1800 Pressure Switch 1820-2-B, FREE SHIPPING | 100.0% |
 Details | $39.99 | Condition is New – Open box, LOT OF TWO DWYER 1823-40 PRESSURE SWITCH SERIES 1800 *NEW*, FREE SHIPPING | 99.0% |
 Details | $26.55 | Condition is New – Open box, Dwyer 1823-1 Series 1800 Pressure Switch, shipping cost = $17.56 | 100.0% |
 Details | $43.19 | Condition is New – Open box, Dwyer A-399 Duct Pressure Monitor Kit Lennox 79M81 Series 1800 Pressure Switch, FREE SHIPPING | 99.9% |
 Details | $31.50 | Condition is New – Open box, Dwyer 1820-1-LC Series 1800 Low Differential Pressure Switch Silver 10 PSI Max, shipping cost = $15.60 | 99.3% |
 Details | $34.99 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch Model # 182410, shipping cost = $12.17 | 99.7% |
 Details | $25.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch 1823-5 10 Psi, shipping cost = $22.05 | 100.0% |
 Details | $39.99 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1823-0 NEW OLD STOCK, shipping cost = $8.00 | 100.0% |
 Details | $47.00 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1823-0 NIB, FREE SHIPPING | 100.0% |
 Details | $48.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch 1823-1, FREE SHIPPING | 99.8% |
 Details | $39.99 | Condition is New – Open box, Dwyer 1823-0 Pressure Switch Series 1800 AK, shipping cost = $10.65 | 99.9% |
 Details | $49.00 | Condition is New – Open box, NIB Dwyer Instruments Series 1800 Pressure Switch 1820-10-B, FREE SHIPPING | 100.0% |
 Details | $49.99 | Condition is New – Open box, Dwyer 1823-1 Pressure Switch Series 1800 Pressure Switch New Old Stock, FREE SHIPPING | 99.5% |
 Details | $29.99 | Condition is New – Open box, Dwyer 1823-20 Pressure Switch Ser 1800 E-15A, shipping cost = $21.50 | 100.0% |
 Details | $39.00 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1820-1 NEW, shipping cost = $11.50 | 100.0% |
 Details | $29.99 | Condition is New – Open box, Dwyer Series 1800, Model: 1910-10 MR Pressure Switch. New Old Stock , shipping cost = $22.96 | 100.0% |
 Details | $39.99 | Condition is New – Open box, Dwyer series 1800 pressure switch, model 1823-0, shipping cost = $12.06 | 100.0% |
 Details | $44.09 | Condition is New – Open box, Dwyer 1820-5-MR Pressure Switch Series 1800 Low Differential 889745 USA T36AI, shipping cost = $7.99 | 99.6% |
 Details | $49.99 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch Model 1823-1, shipping cost = $3.99 | 99.5% |
 Details | $52.00 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1823-0 Type 1 ENCL , Max Pre 10PSI SURG 25p, FREE SHIPPING | 99.9% |
 Details | $49.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch Model 1823-1 New., shipping cost = $7.00 | 99.8% |
 Details | $48.95 | Condition is New – Open box, DWYER SERIES 1800 24-190035-10 PRESSURE SWITCH, shipping cost = $9.95 | 99.7% |
 Details | $59.99 | Condition is New – Open box, Dwyer 1823-2 Pressure Switch Series 1800 (LBB48R), FREE SHIPPING | 99.8% |
 Details | $40.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch, shipping cost = $20.00 | 100.0% |
 Details | $60.00 | Condition is New – Open box, DWYER SERIES 1800 PRESSURE SWITCH 1823-0 NIB, FREE SHIPPING | 100.0% |
 Details | $50.00 | Top Pick! Condition is New – Open box, NEW Dwyer 170119-00 Series 1800 Pressure Switch, shipping cost = $11.58 | 99.9% |
 Details | $50.00 | Condition is New – Open box, NEW Dwyer 1820-0-SF Series 1800 Pressure Switch, shipping cost = $11.58 | 99.9% |
 Details | $46.83 | Top Pick! Condition is New – Open box, Dwyer 1823-20 Series 1800 Low Differential Pressure Switch, shipping cost = $16.99 | 99.9% |
 Details | $58.99 | Condition is New – Open box, Dwyer, Pressure Switch, 24-190035-10, Series 1800 NOS, shipping cost = $4.99 | 99.8% |
 Details | $50.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch , shipping cost = $19.45 | 100.0% |
 Details | $30.00 | Condition is New – Open box, DWYER 1823-0 SERIES 1800 PRESSURE SWITCH SL NO 581246, shipping cost = $40.00 | 99.2% |
 Details | $60.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch Model 1823-5-Preset T51AA, shipping cost = $11.03 | 100.0% |
 Details | $69.99 | Condition is New – Open box, NOS Dwyer Pressure Switch Series 1800 Pressure Switch Model 1823-0, shipping cost = $6.99 | 99.8% |
 Details | $59.00 | Condition is New – Open box, DWYER - 1823-2 - PRESSURE SWITCH - 15A 125/ 480 VAC 1/8 HP - SERIES 1800, shipping cost = $17.02 | 99.4% |
 Details | $69.95 | Condition is New – Open box, Dwyer Series 1900 (2)/1800 (1) Pressure switch LOT, shipping cost = $9.95 | 100.0% |
 Details | $70.00 | Condition is New – Open box, LOT OF 2 NEW: DWYER SERIES 1800 PRESSURE SWITCH 1823-10-2 NIB, shipping cost = $14.99 | 100.0% |
 Details | $67.00 | Condition is New – Open box, Dwyer, 1823-40, Pressure Switch Series 1800, shipping cost = $18.24 | 99.8% |
 Details | $70.00 | Condition is New – Open box, DWYER 1823-10 / 182310 SERIES 1800 PRESSURE SWITCH 125-480VAC 15AMP NSMP, shipping cost = $15.79 | 100.0% |
 Details | $75.00 | Condition is New – Open box, Dwyer Series 1800 Pressure Switch 1823-80, shipping cost = $18.24 | 100.0% |
 Details | $84.53 | Condition is New – Open box, NIB 182310 DWYER 1823-10 LOW DIFFERENTIAL SWITCH SER 1800 10PSI-25PSI SHIPSAMEDA, shipping cost = $14.88 | 100.0% |
 Details | $79.99 | Condition is New – Open box, Dwyer Model 1800-0 Differential Pressure Switch. New Old Stock =, shipping cost = $22.00 | 100.0% |
 Details | $89.98 | Condition is New – Open box, DWYER 24-161120-00 PRESSURE SWITCH SERIES 1800, shipping cost = $14.35 | 100.0% |
 Details | $90.00 | Condition is New – Open box, DWYER 1823-1 / 18231 SERIES 1800 PRESSURE DIFFERENTIAL SWITCH 125/480VAC NSMP, shipping cost = $15.79 | 100.0% |
 Details | $87.00 | Condition is New – Open box, Dwyer 1823-5 Pressure Switch, Series 1800, shipping cost = $22.05 | 100.0% |
 Details | $99.95 | Condition is New – Open box, Dwyer 1824 2 Pressure Switch Series 1800, shipping cost = $23.31 | 99.8% |
 Details | $105.00 | Condition is New – Open box, NEW DWYER 1823-2 / 18232 SERIES 1800 PRESSURE SWITCH, shipping cost = $17.02 | 100.0% |
 Details | $111.32 | Condition is New – Open box, Dwyer 1823-00 Differential Pressure Switch, Series 1800, shipping cost = $20.00 | 100.0% |
 Details | $100.00 | Top Pick! Condition is New – Open box, NEW DWYER 1823-1-SF PRESSURE SWITCH SERIES/1800 18231SF, shipping cost = $50.27 | 100.0% |
 Details | $153.00 | Condition is New – Open box, LOT OF 2 NEW DWYER INSTRUMENTS 1823-2 PRESSURE SWITCH 10-25PSI SERIES 1800 *R..., FREE SHIPPING | 100.0% |
 Details | $149.00 | Top Pick! Condition is New – Open box, Dwyer Series 1800 Pressure Switch Model 1823-10, shipping cost = $18.24 | 100.0% |
 Details | $189.95 | Condition is New – Open box, NEW DWYER SERIES 1800 DPDT LOW DIFFERENTIAL PRESSURE SWITCH MODEL# 1831-1-RA-S , shipping cost = $16.85 | 96.9% |
